Home / 5,266.40-7,267.79-3,028.73

Finding the Fourth Proportional to 5,266.40, 7,267.79 and 3,028.73

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Solution

The fourth proportional to 5,266.40, 7,267.79 and 3,028.73 is: 4,179.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.40 : 7,267.79 = 3,028.73 : x
  2. Step 2: Convert to fraction form
    5,266.40/7,267.79 = 3,028.73/x
  3. Step 3: Cross multiply
    5,266.40x = 7,267.79 × 3,028.73
  4. Step 4: Simplify right side
    5,266.40x = 22,012,173.61
  5. Step 5: Solve for x
    x = 22,012,173.61/5,266.40
  6. Step 6: Final answer
    x = 4,179.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.